If you are a do it yourself, DIY kind of person there a lot times you don't use a whole tube of caulk. And when you come back to use it later, the caulk in the tip of the tube is dried up. And you spend time poking it and trying to get the caulk out of the tube until it explodes out the back of the tube and really makes you made. This is the fastest and easiest way to fix the dried and clogged caulk tube that you will find.